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A. The Mayor and City Council shall take into account hazards, to the extent that they are known, in all official actions related to land management use and development.
B. New subdivisions, manufactured home parks, annexation agreements, planned unit developments, and additions to manufactured home parks and subdivisions shall meet the damage prevention and building protections standards of sections 9-3-6 and 9-3-7 of this chapter. Any proposal for such development shall include the following data:
1. The base flood elevation and the boundary of the floodplain. Where the base flood elevation is not available from an existing study, the applicant shall be responsible for calculating the base flood elevation;
2. The boundary of the floodway when applicable; and
3. A signed statement by a registered professional engineer that the proposed plat or plan accounts for changes in the drainage of surface waters in accordance with the Plat Act 1 .
C. Streets, blocks, lots, parks and other public grounds shall be located and laid out in such a manner as to preserve and utilize natural streams and channels. Wherever possible, the floodplains shall be included within parks or other public grounds. (Ord. 2010-1, 1-11-2010)
1. 765 ILCS 205/2.